<script setup>
import { useUserStore } from '@/stores'
import { userLoginService } from '@/api/employee.js'
import { ref, watch } from 'vue'
import { useRouter } from 'vue-router';
const isRegister = ref(false)
const form = ref()
//整个表单数据
const formModel = ref({
  username:'',
  password:'',
  repassword: ''
})
//整个表单规则
const rules = {
  username:[
    { required: true, message:'请输入用户名', trigger: 'blur' },
    { min: 5, max: 10, message: '用户名必须是5-10位的字符', trigger: 'blur' }
  ],
  password: [
    { required: true, message: '请输入密码', trigger: 'blur' },
    {
      pattern: /^\S{6,15}$/,
      message: '密码必须是6-15位的非空字符',
      trigger: 'blur'
    }
  ],
  repassword:[
    { required: true, message: '请输入密码', trigger: 'blur' },
    {
      pattern: /^\S{6,15}$/,
      message: '密码必须是6-15位的非空字符',
      trigger: 'blur'
    },
    {
      validator: (rule, value, callback) => {
        if(value !== formModel.value.password){
          callback(new Error('两次输入密码不一样'))
        }else{
          callback()
        }
      },
      trigger: 'blur'
    }
  ]
}

//注册
// const register = async () =>{
//   //注册之前先校验
//   await form.value.validate()
//   await userRegisterService(formModel.value)
//   ElMessage.success('注册成功')
//   isRegister.value = false
// }


const userStore = useUserStore()
const router = useRouter()
const login = async () => {
//登录之前先校验
await form.value.validate()
const res = await userLoginService(formModel.value)
ElMessage.success('登录成功')
userStore.setToken(res.data.data.token)
userStore.setUserName(res.data.data.userName)
console.log(res)
console.log(userStore.userName)
router.push('/')
}

//切换表单，重置表单内容
watch(isRegister,() =>{
  formModel.value = {
    username: '',
    password: '',
    repassword: ''
  }
})

</script>

<template>
  <el-row class="login-page">
    <el-col :span="12" class="bg"></el-col>
    <el-col :span="6" :offset="3" class="form">

      <!-- 注册 -->
      <el-form 
      :model="formModel"
      :rules="rules"
       ref="form" 
       size="large" 
       autocomplete="off" 
       v-if="isRegister"
       >
        <el-form-item>
          <h1>注册</h1>
        </el-form-item>
        <el-form-item prop="username">
          <el-input v-model="formModel.username" :prefix-icon="User" placeholder="请输入用户名"></el-input>
        </el-form-item>
        <el-form-item prop="password">
          <el-input
            :prefix-icon="Lock"
            v-model="formModel.password"
            type="password"
            placeholder="请输入密码"
          ></el-input>
        </el-form-item>
        <el-form-item prop="repassword">
          <el-input
          v-model="formModel.repassword"
            :prefix-icon="Lock"
            type="password"
            placeholder="请输入再次密码"
          ></el-input>
        </el-form-item>
        <el-form-item>
          <el-button @click="register" class="button" type="primary" auto-insert-space>
            注册
          </el-button>
        </el-form-item>
        <el-form-item class="flex">
          <el-link type="info" :underline="false" @click="isRegister = false">
            ← 登录
          </el-link>
        </el-form-item>
      </el-form>

      <!-- 登录 -->
      <el-form 
      :model="formModel" 
      :rules="rules"
      ref="form" 
      size="large" 
      autocomplete="off" v-else>
        <el-form-item>
          <h1>登录</h1>
        </el-form-item>
        <el-form-item prop="username">
          <el-input v-model="formModel.username"
           :prefix-icon="User" placeholder="请输入用户名"></el-input>
        </el-form-item>
        <el-form-item prop="password">
          <el-input
          v-model="formModel.password"
            name="password"
            :prefix-icon="Lock"
            type="password"
            placeholder="请输入密码"
          ></el-input>
        </el-form-item>
        <el-form-item class="flex">
          <div class="flex">
            <el-checkbox>记住我</el-checkbox>
            <el-link type="primary" :underline="false">忘记密码？</el-link>
          </div>
        </el-form-item>
        <el-form-item>
          <el-button @click="login" class="button" type="primary" auto-insert-space
            >登录</el-button
          >
        </el-form-item>
        <el-form-item class="flex">
          <el-link type="info" :underline="false" @click="isRegister = true">
            注册 →
          </el-link>
        </el-form-item>
      </el-form>

    </el-col>
  </el-row>
</template>

<style lang="scss" scoped>
.login-page {
  height: 100vh;
  background-color: #fff;
  .bg {
    background: 
      url('@/assets/log.png') no-repeat center / cover;
    border-radius: 0 20px 20px 0;
  }
  .form {
    display: flex;
    flex-direction: column;
    justify-content: center;
    user-select: none;
    .title {
      margin: 0 auto;
    }
    .button {
      width: 100%;
    }
    .flex {
      width: 100%;
      display: flex;
      justify-content: space-between;
    }
  }
}
</style>